H04B 10/615
Arrangements affecting the optical part of the receiver
Official title: {Arrangements affecting the optical part of the receiver}
H04B10/615 (Arrangements affecting the optical part of the receiver) appears on 325 US grants and 325 published applications in this corpus.
Search patents in H04B- Granted patents
- 325
- Published applications
- 325
- Assignees
- 140
- Inventors
- 656
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 3 | 2 |
| 2008 | 1 | 1 |
| 2009 | 2 | 2 |
| 2010 | 2 | 5 |
| 2011 | 0 | 4 |
| 2012 | 3 | 4 |
| 2013 | 5 | 14 |
| 2014 | 12 | 15 |
| 2015 | 8 | 7 |
| 2016 | 10 | 14 |
| 2017 | 30 | 28 |
| 2018 | 27 | 20 |
| 2019 | 22 | 28 |
| 2020 | 25 | 30 |
| 2021 | 26 | 31 |
| 2022 | 26 | 26 |
| 2023 | 35 | 30 |
| 2024 | 27 | 27 |
| 2025 | 20 | 17 |
| 2026 | 17 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Frequency comb-based analog coherent receiver for multi-wavelength optical links6 Oct 2026US 12,756,477 B2The Board of Trustees of the Leland Stanford Junior University
- Apparatus and method for polarization control in coherent optical reception system29 Sep 2026US 12,750,141 B2Electronics and Telecommunications Research Institute
- Optical transmission device and communication device14 Jul 2026US 12,683,689 B2NEC Corporation
- Optical coherent receiver having an optical hybrid configuration with reduced phase error9 Jun 2026US 12,652,111 B2Lumentum Technology UK Limited
- Coherent detection method, apparatus, and system26 May 2026US 12,640,817 B2Zte Corporation
- Segmented receiver for phase-modulated signals8 Oct 2026US 2026/0312693 A1Raytheon Company
- Polarization based dual-mode optical transceiver17 Sep 2026US 2026/0280714 A1Lumos Infinitas USA Inc.
- P-type doping in gan leds for high speed operation at low current densities3 Sep 2026US 2026/0262334 A1AvicenaTech, Corp.
- Phase-Folding Coherent Optical Technology for Optical Communication30 Jul 2026US 2026/0222078 A1Google Inc.
- Optical balanced homodyne receiver9 Jul 2026US 2026/0197090 A1Imec Vzw
Most cited
By later US patents
- Optical transmission apparatuses, methods, and systems122US 7,826,752 B1Level 3 Communications, LLC · 2010
- Frequency agile transmitter and receiver architecture for DWDM systems65US 7,209,664 B1Nortel Networks Limited · 2007
- Optical receiver57US 8,478,137 B2Fujitsu Limited · 2013
- Transmitters for optical narrowcasting52US 9,654,222 B1SureFire, LLC · 2017
- Coherent subcarrier multiplexed optical communication system44US 4,989,200 AGTE Laboratories Incorporated · 1991